Granted Patent
Utility
US 4,945,507 · App. 07/364,478
Overflow correction circuit
Inventors:
Ryuji Ishida, Toyoo Kiuchi
Patented Case
View Patent ↗
Granted: Jul 31, 1990
Filed: Jun 12, 1989
Inventors
Ryuji Ishida
Toyoo Kiuchi
Assignee (at issue)
NEC CORPORATION
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.